/* Reset & Variables */
:root {
  --bg: #0a0d11;
  --primary: #00ffc3;
  --text: #f0f0f0;
  --accent: #09fbd3;
  --dark: #111;
  --font-main: 'Segoe UI', sans-serif;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Header */
header {
  background: rgba(0, 0, 0, 0.8);
  padding: 1rem 0;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 999;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  color: var(--primary);
  font-weight: bold;
}

nav ul {
  display: flex;
  list-style: none;
}

nav ul li {
  margin-left: 2rem;
}

nav ul li a {
  color: var(--text);
  text-decoration: none;
  transition: color 0.3s;
}

nav ul li a:hover {
  color: var(--primary);
}

.menu-toggle {
  display: none;
  color: var(--primary);
  font-size: 1.8rem;
  cursor: pointer;
}

/* Hero */
.hero {
  background: url('scanner-scene.jpg') center/cover no-repeat;
  height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
}

.hero .overlay {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.7);
}

.hero-content {
  z-index: 10;
  text-align: left;
  max-width: 600px;
}

.hero h1 {
  font-size: 3rem;
  color: var(--accent);
}

.hero p {
  font-size: 1.2rem;
  color: var(--text);
  margin-top: 1rem;
}

/* Sections */
section {
  padding: 5rem 0;
}

h2 {
  text-align: center;
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 2rem;
}

/* Cards */
.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
}

.card {
  background-color: #1a1f24;
  padding: 2rem;
  border: 1px solid var(--accent);
  border-radius: 8px;
  flex: 1 1 250px;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.bim-preview {
  width: 100%;
  max-width: 500px;
  display: block;
  margin: 2rem auto;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 0;
  background: #000;
  color: var(--text);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
  nav ul {
    flex-direction: column;
    display: none;
    background: #111;
    padding: 1rem;
    position: absolute;
    top: 70px;
    right: 10px;
    width: 200px;
  }

  nav ul.open {
    display: block;
  }

  .menu-toggle {
    display: block;
  }

  .cards {
    flex-direction: column;
    align-items: center;
  }
}

form {
  max-width: 600px;
  margin: 0 auto;
  background-color: #111820;
  padding: 2rem;
  border: 1px solid var(--accent);
  border-radius: 8px;
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--accent);
}

input,
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #444;
  background: #000;
  color: #fff;
  border-radius: 4px;
}

button[type="submit"] {
  background: var(--accent);
  color: #000;
  padding: 0.75rem 2rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  transition: background 0.3s ease;
}

button[type="submit"]:hover {
  background: #00ffcc;
}