/* XYZQWERTY - Global Stylesheet (Minimal B&W Corporate Theme) */
:root {
  --clr-primary: #000000;
  --clr-primary-light: #222222;
  --clr-secondary: #000000;
  --clr-secondary-hover: #333333;
  --clr-accent: #000000;
  --clr-bg-light: #f9f9f9;
  --clr-bg-card: #ffffff;
  --clr-text-main: #111111;
  --clr-text-muted: #555555;
  --clr-text-white: #ffffff;
  --clr-border: #e5e5e5;

  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --radius-sm: 4px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.1);
  --transition: all 0.25s ease-in-out;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-family); background-color: var(--clr-bg-card); color: var(--clr-text-main); line-height: 1.6; -webkit-font-smoothing: antialiased; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
h1, h2, h3, h4, h5, h6 { color: var(--clr-primary); font-weight: 700; line-height: 1.25; letter-spacing: -0.02em; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }

.navbar { position: sticky; top: 0; background: rgba(255, 255, 255, 0.98); border-bottom: 1px solid var(--clr-border); z-index: 1000; transition: padding 0.3s ease; padding: 1.25rem 0; }
.navbar.scrolled { padding: 0.75rem 0; box-shadow: var(--shadow-sm); }
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 800; color: var(--clr-primary); letter-spacing: -1px; text-transform: uppercase; }
.nav-menu { display: flex; align-items: center; gap: 2rem; }
.nav-link { font-weight: 500; font-size: 0.9rem; color: var(--clr-text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.nav-link:hover, .nav-link.active { color: var(--clr-primary); }
.nav-cta { display: flex; align-items: center; gap: 1rem; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; }
.hamburger span { width: 25px; height: 2px; background-color: var(--clr-primary); transition: var(--transition); }

.footer { background: #000000; color: #a0a0a0; padding: 5rem 0 2rem; margin-top: 4rem; border-top: 1px solid #222; }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 3rem; margin-bottom: 4rem; }
.footer-brand .logo { color: #ffffff; margin-bottom: 1rem; }
.footer-desc { font-size: 0.9rem; line-height: 1.6; margin-bottom: 1.5rem; }
.footer-title { color: #ffffff; font-size: 1rem; margin-bottom: 1.5rem; text-transform: uppercase; letter-spacing: 1px; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { font-size: 0.9rem; color: #a0a0a0; }
.footer-links a:hover { color: #ffffff; }
.footer-bottom { border-top: 1px solid #222; padding-top: 2rem; display: flex; justify-content: space-between; align-items: center; font-size: 0.85rem; flex-wrap: wrap; gap: 1rem; }
.footer-legal-links { display: flex; gap: 1.5rem; }
.footer-legal-links a:hover { color: #ffffff; }