:root {
  --ground: #0e1116;
  --panel: #17191E;
  --raised: #1D2025;
  --border: #2D3039;
  --border-soft: #232630;
  --ink: #EEF0F9;
  --ink-soft: #9aa3b8;
  --ink-dim: #6b7387;
  --mint: #4BF3C8;
  --cyan: #54B9FF;
  --gold: #FFD493;
  --grad: linear-gradient(95deg, #4BF3C8 0%, #54B9FF 100%);
  --ease: cubic-bezier(.16,1,.3,1);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--ground);
  color: var(--ink);
  font-family: 'Geist', system-ui, sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
::selection { background: rgba(75,243,200,0.25); color: var(--ink); }

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14,17,22,0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
  padding: 22px 0;
}
.nav-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  color: var(--ink);
}
.brand-img {
  height: 26px;
  width: auto;
  display: block;
}
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 14px;
  color: var(--ink-soft);
  justify-self: center;
}
.nav-links a { transition: color .25s var(--ease); }
.nav-links a:hover { color: var(--ink); }
.nav-links a[aria-current="page"] {
  color: var(--ink);
  border-bottom: 1px solid var(--mint);
  padding-bottom: 4px;
}
.nav-links .nav-drawer-cta { display: none; }
.nav-links .nav-home-link { display: none; }
.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-self: end;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 9px 10px;
  cursor: pointer;
  color: var(--ink);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: border-color .25s var(--ease), background .25s var(--ease);
}
.nav-toggle:hover { border-color: rgba(75,243,200,0.4); background: rgba(75,243,200,0.05); }
.nav-toggle span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--ink);
  margin: 2px 0;
  transition: transform .3s var(--ease), opacity .25s var(--ease);
}
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ===== BUTTONS ===== */
.btn {
  font-family: 'Geist', sans-serif;
  font-weight: 500;
  font-size: 15px;
  padding: 13px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.005em;
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad);
  color: #07261E;
  box-shadow: 0 1px 0 rgba(255,255,255,0.4) inset, 0 12px 32px -12px rgba(75,243,200,0.55);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 1px 0 rgba(255,255,255,0.5) inset, 0 18px 40px -12px rgba(75,243,200,0.7); }
.btn-ghost {
  background: transparent;
  border: 1px solid rgba(84,185,255,0.35);
  color: var(--ink);
}
.btn-ghost:hover { border-color: rgba(84,185,255,0.6); background: rgba(84,185,255,0.05); }
.btn-sm {
  font-size: 14px;
  padding: 11px 16px;
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border-soft);
  padding: 72px 0 40px;
  background: var(--panel);
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
.foot-brand .brand { margin-bottom: 16px; }
.foot-desc {
  color: var(--ink-soft);
  font-size: 13.5px;
  line-height: 1.6;
  max-width: 320px;
  margin: 0 0 22px;
}
.partner-placeholder {
  display: inline-flex;
  align-items: center;
  width: 320px;
  max-width: 100%;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px dashed var(--border);
  border-radius: 6px;
  font-family: 'Geist Mono', monospace;
  font-size: 10.5px;
  color: var(--ink-dim);
  line-height: 1.45;
  margin-bottom: 18px;
}
.foot-linkedin {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  color: var(--ink-soft);
  transition: color .25s var(--ease);
}
.foot-linkedin:hover { color: var(--mint); }
.foot-col h4 {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 20px;
  font-weight: 500;
}
.foot-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.foot-col a { font-size: 14px; color: var(--ink); transition: color .25s var(--ease); }
.foot-col a:hover { color: var(--mint); }
.foot-col li.soon a { font-style: italic; color: var(--ink-dim); }
.foot-col li.soon a::after {
  content: " (soon)";
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--ink-dim);
  font-style: normal;
}
.foot-bar {
  border-top: 1px solid var(--border-soft);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-family: 'Geist Mono', monospace;
  font-size: 11.5px;
  color: var(--ink-soft);
  letter-spacing: 0.14em;
}

/* ===== SHARED RESPONSIVE ===== */
@media (max-width: 820px) {
  .btn:not(.nav-toggle):not(.nav-desktop-cta):not(.nav-drawer-cta) {
    display: flex;
    width: fit-content;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
  .container { padding: 0 22px; }
  .nav-inner { grid-template-columns: 1fr auto; }
  .nav-toggle { display: inline-flex; }
  .nav-desktop-cta { display: none; }
  .nav-links .nav-home-link { display: block; }
  .nav-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    width: 100vw;
    background: rgba(14,17,22,0.96);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-soft);
    gap: 14px;
    z-index: 49;
    font-size: 16px;
    align-items: stretch;
    text-align: center;
    max-height: 0;
    padding: 0 22px;
    overflow: hidden;
    visibility: hidden;
    pointer-events: none;
    transition: max-height .35s var(--ease), padding .35s var(--ease), visibility 0s linear .35s;
  }
  .nav-links a:not(.nav-drawer-cta) { color: var(--ink); padding: 6px 0; }
  .nav-links .nav-drawer-cta {
    display: inline-flex;
    margin-top: 14px;
    justify-content: center;
    color: #07261E;
    padding: 13px 20px;
  }
  body.nav-open .nav-links {
    max-height: calc(100vh - 80px);
    padding: 18px 22px 22px;
    visibility: visible;
    pointer-events: auto;
    transition: max-height .4s var(--ease), padding .4s var(--ease), visibility 0s linear 0s;
  }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 540px) {
  .foot-grid { grid-template-columns: 1fr; }
  .foot-bar { justify-content: flex-start; }
}