/* ------------------------------
   GLOBAL COLORS & VARIABLES
--------------------------------*/
:root {
  --blue: #0057FF;
  --blue-light: #E3EDFF;
  --blue-dark: #0A1A2F;
  --blue-neon: #00A8FF;

  --text-dark: #1A1A1A;
  --text-light: #E5E9F0;

  --bg-light: #F5F7FA;
  --bg-white: #FFFFFF;

  --radius: 12px;
  --shadow: 0 8px 20px rgba(0,0,0,0.08);
}

/* ------------------------------
   GLOBAL RESET
--------------------------------*/
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.6;
}

/* ------------------------------
   CONTAINER
--------------------------------*/
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ------------------------------
   HEADER
--------------------------------*/
.site-header {
  background: var(--bg-white);
  border-bottom: 1px solid #DDE3F0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}

.logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--blue);
}

.main-nav {
  display: flex;
  gap: 20px;
}

.main-nav a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius);
}

.main-nav a.active {
  background: var(--blue-light);
  color: var(--blue);
}

.nav-toggle {
  display: none;
}

/* ------------------------------
   HERO SECTION
--------------------------------*/
.hero {
  background: var(--bg-white);
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 42px;
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 20px;
  color: #555;
  max-width: 700px;
  margin: 0 auto 30px;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

/* ------------------------------
   BUTTONS
--------------------------------*/
.btn {
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: 0.2s;
}

.btn-primary {
  background: var(--blue);
  color: white;
}

.btn-primary:hover {
  background: #0044CC;
}

.btn-outline {
  background: white;
  border: 2px solid var(--blue);
  color: var(--blue);
}

.btn-outline:hover {
  background: var(--blue-light);
}

/* ------------------------------
   SECTIONS
--------------------------------*/
.section {
  padding: 80px 0;
}

.section-alt {
  background: var(--bg-white);
}

/* ------------------------------
   GRID
--------------------------------*/
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

/* ------------------------------
   CARDS
--------------------------------*/
.card {
  background: var(--bg-white);
  padding: 30px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: 0.2s;
}

.card:hover {
  transform: translateY(-4px);
}

/* ------------------------------
   DARK SECTION (Gaming)
--------------------------------*/
.dark-section {
  background: var(--blue-dark);
  color: var(--text-light);
  padding: 80px 0;
}

.dark-section .card {
  background: #11263F;
  color: var(--text-light);
  border: 1px solid #1F3A5F;
}

/* ------------------------------
   FOOTER
--------------------------------*/
.site-footer {
  background: var(--blue-dark);
  color: var(--text-light);
  padding: 30px 0;
  margin-top: 40px;
  text-align: center;
}

.site-footer a {
  color: var(--blue-neon);
  text-decoration: none;
}

/* ------------------------------
   RESPONSIVE
--------------------------------*/
@media (max-width: 900px) {
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .main-nav {
    display: none;
    flex-direction: column;
    background: var(--bg-white);
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: absolute;
    right: 20px;
    top: 70px;
  }

  .main-nav.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
    background: none;
    border: none;
    font-size: 28px;
  }
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-form input,
.contact-form textarea {
  padding: 12px;
  border-radius: var(--radius);
  border: 1px solid #D0D7E2;
  font-size: 16px;
  width: 100%;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-light);
}