/* -------- Reset & base -------- */
*,
*::before,
*::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img { display: block; max-width: 100%; height: auto; }

:root {
  --bg: #0b0d12;
  --bg-2: #10131a;
  --text: #e9edf5;
  --muted: #a7b0c5;
  --accent: #6aa9ff;
  --accent-2: #7b69ff;
  --card: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.12);
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
}

body {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1000px 500px at 10% 0%, rgba(123,105,255,.15), transparent 60%),
    radial-gradient(800px 400px at 90% 20%, rgba(106,169,255,.12), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
}

/* -------- Containers -------- */
.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
  padding: 24px 0;
}

/* -------- Navbar -------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(16,19,26,0.7);
  backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: .2px;
  color: var(--text);
  text-decoration: none;
}
.logo-x {
  color: transparent;
  background: linear-gradient(45deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
          background-clip: text;
}
.logo-tech { opacity: .85; }

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
}
.nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  opacity: .9;
}
.nav a:hover { opacity: 1; }

.btn-nav {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  width: 44px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  gap: 3px;
}
.nav-toggle .bar {
  width: 20px;
  height: 2px;
  background: var(--text);
  display: block;
}

/* -------- Hero banner (background image) -------- */
.hero {
  padding: 40px 0 20px;
}

.hero-bg {
  /* Use your image as the background */
  background: url("./assets/img/hero.png") center/cover no-repeat;
  min-height: 560px;   /* adjust height to taste */
  display: flex;
  align-items: center;
  position: relative;
  border-radius: 16px;
  overflow: hidden;
}

/* Contrast overlay for readability */
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  /* Gradient overlay: stronger on the left where text sits */
  background:
    linear-gradient(90deg, rgba(0,0,0,0.60) 0%, rgba(0,0,0,0.35) 40%, rgba(0,0,0,0.20) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;   /* ensures content sits above overlay */
  z-index: 1;
  max-width: 700px;
}

.hero-content h1 {
  font-size: clamp(2rem, 6vw, 3.2rem);
  line-height: 1.1;
  margin: 0 0 14px;
}
.hero-content p {
  color: var(--muted);
  font-size: 1.1rem;
  margin: 0 0 20px;
}
.hero-actions { display: flex; gap: 12px; }

/* -------- Buttons -------- */
.btn {
  display: inline-block;
  text-decoration: none;
  color: var(--text);
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 600;
}
.btn-primary {
  background: linear-gradient(45deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow);
}
.btn-secondary {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.06);
}

/* -------- Sections -------- */
.section { padding: 32px 0 12px; }
.section h2 {
  font-size: clamp(1.6rem, 2.6vw, 2rem);
  margin: 0 0 14px;
}
.section .wide {
  color: var(--muted);
  max-width: 75ch;
}

/* -------- Cards -------- */
.grid.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 14px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow);
  display: grid;
  /* Reserve a consistent icon area as the first row */
  grid-template-rows: 150px auto 1fr auto;  /* adjust 140–170px to taste */
  gap: 8px;
}



/* Explicit icon wrapper */

/* Card header area */
.card-header {
  display: flex;
  flex-direction: column;
  align-items: center; /* center horizontally */
  justify-content: flex-start;
  padding-top: 16px;   /* optional breathing room */
}

/* Icon container: fixed footprint */
.icon-wrap {
  width: 64px;          /* match icon size */
  height: 64px;
  display: grid;
  place-items: center;  /* centers icon perfectly */
  margin-bottom: 12px;  /* space between icon and title */
}

/* Icon image */
.icon-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;  /* keeps aspect ratio */
}
``


/* Keep minimal defaults (optional) */
.img-icon {
  border-radius: 12px;
}

.card h3 { margin: 0; font-size: 1.1rem; }
.card p { color: var(--muted); margin: 0 0 4px; }
.card .link {
  text-decoration: none;
  color: var(--accent);
  font-weight: 600;
}

/* -------- Approach -------- */
.section.muted { background: rgba(255,255,255,0.03); }
.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 8px;
}