/* Master CSS (Style 5: Deep Sea Blue Tech). Do not edit per site-wide unification policy. */

/* CSS Variables */
:root {
  --color-primary: #0A4D68; /* deep sea blue */
  --color-secondary: #00D9FF; /* electric blue */
  --color-accent: #22E3D0; /* teal accent */
  --color-background: #001524; /* blue-black */
  --color-surface: rgba(255,255,255,0.06);
  --color-text: #E6F4F1;
  --color-muted: #93A8B3;

  --font-primary: 'Roboto', system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  --font-secondary: 'Exo 2', 'Roboto', sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --shadow-sm: 0 4px 16px rgba(0,0,0,0.25);
  --shadow-md: 0 8px 28px rgba(0,0,0,0.35);
}

/* Reset & Base */
* { box-sizing: border-box; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-primary);
  color: var(--color-text);
  background: radial-gradient(1200px 800px at 70% -10%, rgba(0,217,255,0.06), transparent 60%), var(--color-background);
  line-height: 1.65;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-secondary); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-md); }

/* Typography */
h1 { font-size: 2.4rem; font-family: var(--font-secondary); letter-spacing: 0.2px; margin: var(--spacing-xl) 0 var(--spacing-md); }
h2 { font-size: 1.8rem; margin: var(--spacing-lg) 0 var(--spacing-sm); }
h3 { font-size: 1.25rem; margin: var(--spacing-md) 0 var(--spacing-xs); color: var(--color-secondary); }
p, li { color: var(--color-text); }
blockquote { border-left: 3px solid var(--color-secondary); padding: var(--spacing-sm) var(--spacing-md); color: var(--color-muted); background: rgba(255,255,255,0.04); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(0, 10, 20, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner { display: flex; align-items: center; gap: var(--spacing-md); height: 64px; }
.logo img { display: block; }
.nav-toggle { display: none; background: transparent; border: 1px solid rgba(255,255,255,0.2); color: var(--color-text); padding: 6px 10px; border-radius: var(--radius-sm); }
.main-nav ul { display: flex; gap: var(--spacing-sm); list-style: none; margin: 0; padding: 0; }
.main-nav a { padding: 8px 10px; border-radius: var(--radius-sm); }
.main-nav a:hover { background: var(--color-surface); text-decoration: none; }
.cta-group { margin-left: auto; display: flex; gap: var(--spacing-sm); }

/* Grouped navigation with dropdowns */
.main-nav.grouped .top-level { display: flex; gap: var(--spacing-sm); list-style: none; margin: 0; padding: 0; }
.main-nav.grouped .has-submenu { position: relative; }
.main-nav.grouped .submenu-toggle { background: none; border: none; color: var(--color-text); padding: 8px 10px; border-radius: var(--radius-sm); cursor: pointer; font: inherit; }
.main-nav.grouped .submenu-toggle:hover { background: var(--color-surface); }
.main-nav.grouped .submenu { display: none; position: absolute; top: 100%; left: 0; background: #00101a; border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-sm); min-width: 220px; padding: 6px; box-shadow: var(--shadow-sm); z-index: 1001; }
.main-nav.grouped .submenu li { list-style: none; }
.main-nav.grouped .submenu a { display: block; padding: 8px 10px; border-radius: var(--radius-sm); white-space: nowrap; }
.main-nav.grouped .submenu a:hover { background: var(--color-surface); text-decoration: none; }

/* Desktop hover open */
@media (min-width: 769px) {
  .main-nav.grouped .has-submenu:hover > .submenu { display: block; }
}

/* Mobile submenu behavior */
@media (max-width: 768px) {
  .main-nav.grouped .top-level { flex-direction: column; }
  .main-nav.grouped .submenu { position: static; border: 0; background: transparent; box-shadow: none; padding: 0 0 6px 12px; }
  .main-nav.grouped .has-submenu.open > .submenu { display: block; }
  .main-nav.grouped .submenu-toggle { width: 100%; text-align: left; }
}
/* Align first item with grouped submenu buttons; shrink logo */
.main-nav.grouped .top-level { align-items: center; }
.main-nav.grouped .top-level > li > a,
.main-nav.grouped .top-level > li > .submenu-toggle {
  display: inline-flex; align-items: center;
  height: 36px; padding: 0 12px; border-radius: var(--radius-sm);
}
.logo img { height: 44px; width: auto; }
@media (max-width: 768px) { .logo img { height: 36px; } }



/* Buttons */
.btn { display: inline-block; padding: 10px 14px; border-radius: var(--radius-md); font-weight: 600; transition: all .2s ease; }
.btn-primary { background: linear-gradient(135deg, var(--color-secondary), #77F5FF); color: #00131f; box-shadow: var(--shadow-sm); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost { border: 1px solid rgba(255,255,255,0.25); color: var(--color-text); }
.btn-ghost:hover { background: var(--color-surface); }

/* Hero */
.hero-section { background-size: cover; background-position: center; position: relative; }
.hero-section::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0.55), rgba(0,0,0,0.55)); }
.hero-section .container { position: relative; padding: 80px 0; }
.hero-section h1 { margin-top: 0; text-shadow: 0 6px 24px rgba(0,0,0,0.6); }
.hero-intro { max-width: 900px; color: #EAF6F9; margin-bottom: var(--spacing-md); }

/* Blocks */
.content-block { padding: var(--spacing-xl) 0; border-top: 1px solid rgba(255,255,255,0.06); }
.content-block .container { display: grid; grid-template-columns: 1.6fr 1fr; gap: var(--spacing-lg); align-items: center; }
.content-block.horizontal .container { grid-template-columns: 1.2fr 1fr; }
.content-block.vertical .container { grid-template-columns: 1fr; }
.block-text p { margin: 0 0 var(--spacing-sm); }
.block-image picture { display: block; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); }

/* Grids */
.content-grid-section { padding: var(--spacing-xl) 0; border-top: 1px solid rgba(255,255,255,0.06); }

/* Mobile: keep header in a single line with horizontal scroll nav */
@media (max-width: 768px) {
  /* Keep header single-line */
  .header-inner { height: 48px; padding: 6px 0; flex-wrap: nowrap; gap: 6px; }
  .logo { order: 1; }
  .logo img { height: 32px; width: auto; }
  /* Put hamburger at the right edge */
  .nav-toggle { display: inline-block; order: 3; margin-left: auto; }

  /* Larger side paddings and single-column content on mobile */
  .container { padding: 0 var(--spacing-lg); }
  .content-block .container { grid-template-columns: 1fr; gap: var(--spacing-md); }

  /* Collapsed nav by default; open as full-screen drawer when toggled */
  .main-nav { order: 2; display: none; position: fixed; top: var(--header-h, 56px); left: 0; right: 0; bottom: 0; width: 100vw; min-height: calc(100dvh - var(--header-h, 56px)); background: #00101a; overflow: auto; padding: 16px 20px 24px; z-index: 3000; }
  .main-nav.open { display: block; }
  .main-nav::-webkit-scrollbar { display: none; }

  /* Vertical list in drawer */
  .main-nav ul { flex-direction: column; gap: 0; margin-top: 0; white-space: normal; }
  .main-nav.grouped .top-level > li > a,
  .main-nav.grouped .top-level > li > .submenu-toggle { display: block; width: 100%; text-align: left; height: auto; padding: 12px 16px; line-height: 1.4; }

  /* Submenu inside drawer */
  .main-nav.grouped .submenu { position: static; border: 0; background: transparent; box-shadow: none; padding: 0; }
  .main-nav.grouped .submenu a { display: block; padding: 10px 16px 10px 24px; }
  .main-nav.grouped .has-submenu.open > .submenu { display: block; }

  /* Hide CTA on mobile to save space */
  .cta-group { display: none; }
}

.content-grid { display: grid; gap: var(--spacing-md); }
.content-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.content-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-item { background: var(--color-surface); border: 1px solid rgba(255,255,255,0.06); border-radius: var(--radius-md); padding: var(--spacing-md); box-shadow: var(--shadow-sm); }


.grid-item h3 { margin-top: var(--spacing-sm); }
.grid-item p { color: var(--color-text); }

/* Footer */
.site-footer { margin-top: var(--spacing-xl); background: #000d17; border-top: 1px solid rgba(255,255,255,0.06); }
.footer-grid { display: grid; gap: var(--spacing-lg); grid-template-columns: 2fr 1.2fr 1fr 1fr; padding: var(--spacing-xl) 0; }
.footer-about .rg { color: var(--color-muted); margin-top: var(--spacing-xs); }
.footer-about .affiliate { color: var(--color-muted); margin-top: var(--spacing-xs); font-size: 0.9rem; }
.footer-links ul, .footer-legal ul { list-style: none; padding: 0; margin: 0; }
.footer-links li, .footer-legal li { margin-bottom: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding: var(--spacing-md) 0; color: var(--color-muted); font-size: 0.9rem; }
.payments { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

/* Responsive */
@media (max-width: 1024px) {
  .content-block .container { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hero-section .container { padding: 56px 0; }
  .content-grid.cols-3 { grid-template-columns: 1fr; }
}