/* -------------------------------------------------------
   Global Theme Variables
------------------------------------------------------- */
:root {
  --bg: #050816;
  --bg-alt: #020617;
  --card: #0b1220;
  --accent: #3b82f6;
  --accent-soft: rgba(59,130,246,0.18);
  --text: #f9fafb;
  --muted: #9ca3af;
  --border: #1f2937;
  --silver: #e5e7eb;
}

/* -------------------------------------------------------
   Reset + Base
------------------------------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #111827 0, #020617 45%, #000 100%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

/* -------------------------------------------------------
   Header / Navigation
------------------------------------------------------- */
header {
  padding: 1.25rem 7vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: linear-gradient(
    to bottom,
    rgba(15,23,42,0.96),
    rgba(15,23,42,0.4),
    transparent
  );
  border-bottom: 1px solid rgba(15,23,42,0.9);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 0, #38bdf8 0, #1d4ed8 40%, #020617 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.brand-text {
  display: flex;
  flex-direction: column;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.brand-text span:last-child {
  font-weight: 600;
  color: var(--silver);
}

nav a {
  margin-left: 1.5rem;
  font-size: 0.85rem;
  color: var(--muted);
  position: relative;
}

nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.2s ease;
}

nav a:hover::after {
  width: 100%;
}

/* -------------------------------------------------------
   Layout
------------------------------------------------------- */
main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 3.5rem 7vw 4.5rem;
}

section {
  margin-top: 4rem;
}

h1 {
  font-size: clamp(2.2rem, 3.4vw, 2.8rem);
  margin-bottom: 0.75rem;
}

h2 {
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.lead {
  color: var(--muted);
  max-width: 42rem;
  font-size: 0.98rem;
  margin-bottom: 2rem;
}

/* -------------------------------------------------------
   Hero Section
------------------------------------------------------- */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.4fr);
  gap: 3rem;
  align-items: center;
  margin-bottom: 4rem;
}

.eyebrow {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.hero h1 {
  font-size: clamp(2.6rem, 4vw, 3.4rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero h1 span {
  color: var(--accent);
}

.hero-sub {
  color: var(--muted);
  max-width: 32rem;
  margin-bottom: 1.75rem;
  font-size: 0.98rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

/* -------------------------------------------------------
   Buttons
------------------------------------------------------- */
.btn {
  border-radius: 999px;
  padding: 0.75rem 1.6rem;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.btn-primary {
  background: var(--accent);
  color: #f9fafb;
  box-shadow: 0 18px 40px rgba(37,99,235,0.4);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 22px 50px rgba(37,99,235,0.55);
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: #1f2937;
}

.btn-ghost:hover {
  background: rgba(15,23,42,0.9);
  transform: translateY(-1px);
}

/* -------------------------------------------------------
   Cards / Grids
------------------------------------------------------- */
.grid {
  margin-top: 1.75rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
}

.card {
  padding: 1.25rem;
  border-radius: 1rem;
  background: rgba(15,23,42,0.96);
  border: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--muted);
}

.card h3,
.card h2 {
  color: var(--text);
}

/* -------------------------------------------------------
   Two Column Layout
------------------------------------------------------- */
.two-col {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.4fr);
  gap: 2.5rem;
  align-items: flex-start;
}

/* -------------------------------------------------------
   Forms (Contact Page)
------------------------------------------------------- */
label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
  color: var(--muted);
}

input,
textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border-radius: 0.6rem;
  border: 1px solid #1f2937;
  background: #020617;
  color: var(--text);
  font-size: 0.9rem;
  margin-bottom: 0.9rem;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
}

/* -------------------------------------------------------
   Footer
------------------------------------------------------- */
footer {
  padding: 2rem 7vw 3rem;
  border-top: 1px solid #111827;
  color: #6b7280;
  font-size: 0.8rem;
  text-align: center;
  margin-top: 2rem;
}

/* -------------------------------------------------------
   Responsive
------------------------------------------------------- */
@media (max-width: 900px) {
  header {
    padding-inline: 5vw;
  }
  main {
    padding-inline: 5vw;
  }
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }
  .two-col {
    grid-template-columns: minmax(0, 1fr);
  }
}
/* -------------------------------------------------------
   Media / Images
------------------------------------------------------- */

.card img,
img.responsive {
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: 0.75rem;
  display: block;
  object-fit: cover;
}