/* ============================= */
/* ===== GLOBAL VARIABLES ====== */
/* ============================= */
:root {
  --bg-dark: #0b0f19;
  --bg-darker: #070a12;
  --bg-light: #f4f6fa;
  --primary: #00f0ff;
  --primary-soft: rgba(0, 240, 255, 0.15);
  --accent: #5b8cff;
  --text-light: #e6edf3;
  --text-muted: #9aa4b2;
  --white: #ffffff;
  --card-bg: rgba(255, 255, 255, 0.04);
  --border-glow: rgba(0, 240, 255, 0.3);
}

/* ============================= */
/* ===== RESET & BASE ========== */
/* ============================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(180deg, var(--bg-dark), var(--bg-darker));
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ============================= */
/* ===== NAVBAR ================ */
/* ============================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 10, 18, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--primary-soft);
}

.nav-container {
  max-width: 1200px;
  margin: auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: flex-end;
}

.nav-links a {
  color: var(--text-light);
  text-decoration: none;
  margin-left: 2rem;
  font-weight: 500;
  position: relative;
  transition: 0.3s ease;
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 0%;
  height: 2px;
  background: var(--primary);
  transition: 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

/* ============================= */
/* ===== HERO ================== */
/* ============================= */
.hero video {
  width: 100%;
  height: 85vh;
  object-fit: cover;
  filter: brightness(0.5) contrast(1.1);
}

.hero-secondary {
  padding: 6rem 2rem;
  text-align: center;
  background: radial-gradient(circle at top, var(--primary-soft), transparent 70%);
}

.hero-secondary h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero-secondary p {
  max-width: 800px;
  margin: auto;
  color: var(--text-muted);
}

/* ============================= */
/* ===== SECTIONS ============== */
/* ============================= */
.section {
  padding: 5rem 2rem;
  max-width: 1200px;
  margin: auto;
}

.section.light {
  background: linear-gradient(180deg, #0d1424, #0a101c);
}

.section h2 {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2rem;
}

/* ============================= */
/* ===== GRID & CARDS ========== */
/* ============================= */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--card-bg);
  padding: 2rem;
  border-radius: 16px;
  border: 1px solid var(--primary-soft);
  transition: 0.3s ease;
  backdrop-filter: blur(10px);
}

.card:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: 0 0 20px var(--border-glow);
}

.card h3 {
  margin-bottom: 1rem;
  color: var(--primary);
}

.card p {
  color: var(--text-muted);
}

/* ===== PRODUCT LIST STYLING ===== */
.product-list {
  margin-top: 15px;
  padding-left: 18px;
  color: var(--text-muted);
}

.product-list li {
  margin-bottom: 10px;
  line-height: 1.5;
}

.product-list li strong {
  color: var(--primary);
}

/* ============================= */
/* ===== ABOUT ================= */
/* ============================= */
.about-section p {
  max-width: 900px;
  margin: 1rem auto;
  color: var(--text-muted);
}

/* ============================= */
/* ===== CONTACT =============== */
/* ============================= */
.contact-section {
  padding: 5rem 2rem;
  text-align: center;
}

.contact-grid {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.contact-card {
  padding: 2rem;
  background: var(--card-bg);
  border-radius: 16px;
  border: 1px solid var(--primary-soft);
  transition: 0.3s;
}

.contact-card:hover {
  box-shadow: 0 0 20px var(--border-glow);
}

.contact-card a {
  color: var(--primary);
  text-decoration: none;
}

/* ============================= */
/* ===== CAREERS PAGE ========== */
/* ============================= */
.career-hero {
  text-align: center;
  padding: 4rem 2rem;
}

.career-hero-img {
  max-width: 300px;
  width: 100%;
}

.career-card {
  text-align: center;
}

/* ============================= */
/* ===== FOOTER ================ */
/* ============================= */
.footer {
  background: #05080f;
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid var(--primary-soft);
}

.footer-brand h3 {
  color: var(--white);
  margin-bottom: 0.5rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-social {
  margin: 2rem 0;
}

.footer-social a {
  display: inline-block;
  margin: 0 0.8rem;
}

.footer-social img {
  width: 28px;
  height: 28px;
  filter: brightness(0) invert(1);
  transition: 0.3s;
}

.footer-social img:hover {
  transform: scale(1.2);
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--white);
  text-decoration: none;
  font-size: 0.9rem;
}

.footer-bottom {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 1rem;
}

/* ============================= */
/* ===== RESPONSIVE ============ */
/* ============================= */
@media (max-width: 768px) {
  .hero-secondary h1 {
    font-size: 1.8rem;
  }

  .section {
    padding: 3rem 1.5rem;
  }

  .nav-container {
    justify-content: center;
  }

  .nav-links a {
    margin-left: 1rem;
  }
}