/* ── Shared design tokens & components ───────────────────── */
:root {
  --color-bg:           #f0f4fa;
  --color-bg-dark:      #0f2540;
  --color-surface:      #ffffff;
  --color-border:       #d8e4f0;
  --color-text:         #0f2540;
  --color-text-muted:   #5a7a9a;
  --color-primary:      #3b82f6;
  --color-primary-hover:#2563eb;
  --color-teal:         #14b8a6;
  --color-purple:       #8b5cf6;
  --font-body: 'Helvetica Neue', Arial, sans-serif;
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  --shadow-card: 0 2px 16px rgba(15,37,64,0.08);
  --shadow-card-hover: 0 8px 32px rgba(15,37,64,0.14);
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body { font-family: var(--font-body); font-size: var(--text-base); color: var(--color-text); background: var(--color-bg); }

/* ── Navbar ─────────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-bg-dark);
  padding: var(--space-4) var(--space-8);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-4);
}
.navbar-logo { display: flex; align-items: center; text-decoration: none; }
.navbar-logo svg { height: 22px; width: auto; }
.navbar-logo svg path { fill: white; }

.navbar-nav { display: flex; align-items: center; gap: 0; }
.navbar-nav a {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm); font-weight: 600;
  color: rgba(255,255,255,0.65);
  text-decoration: none; border-radius: var(--radius-full);
  transition: color var(--transition);
  display: flex; align-items: center; gap: 6px;
}
.navbar-nav a:hover { color: #fff; }
.navbar-nav a.active {
  color: #fff;
}
.navbar-nav a.active::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  flex-shrink: 0;
}

.navbar-actions { display: flex; align-items: center; gap: var(--space-3); }
.btn-nav {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm); font-weight: 700;
  text-decoration: none; cursor: pointer; border: none;
  transition: background var(--transition), box-shadow var(--transition);
  font-family: var(--font-body);
}
.btn-nav-ghost {
  background: transparent; color: #fff;
  border: 1.5px solid rgba(255,255,255,0.35);
}
.btn-nav-ghost:hover { border-color: rgba(255,255,255,0.65); background: rgba(255,255,255,0.06); }
.btn-nav-primary {
  background: var(--color-primary); color: #fff;
  box-shadow: 0 2px 12px rgba(59,130,246,0.3);
}
.btn-nav-primary:hover { background: var(--color-primary-hover); }

/* ── Footer ─────────────────────────────────────────────── */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.6);
  padding: var(--space-10) var(--space-8) var(--space-6);
}
.footer-grid {
  max-width: 1100px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8); padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-col h4 { color: #fff; font-size: var(--text-sm); margin-bottom: var(--space-4); font-weight: 700; }
.footer-col a, .footer-col p {
  display: block; font-size: var(--text-sm);
  color: rgba(255,255,255,0.55); text-decoration: none;
  margin-bottom: var(--space-2);
}
.footer-col a:hover { color: #fff; }
.footer-store-badges { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-2); }
.footer-store-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.08); border-radius: var(--radius-sm);
  padding: 8px 14px; color: #fff; font-size: var(--text-xs); font-weight: 600;
  text-decoration: none; transition: background var(--transition);
}
.footer-store-badge:hover { background: rgba(255,255,255,0.14); }
.footer-social { display: flex; gap: var(--space-3); margin-top: var(--space-2); }
.footer-social a {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  color: #fff; text-decoration: none;
  transition: background var(--transition);
}
.footer-social a:hover { background: rgba(255,255,255,0.2); }
.footer-bottom {
  max-width: 1100px; margin: 0 auto;
  padding-top: var(--space-6);
  text-align: center; font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
}

@media (max-width: 768px) {
  .navbar { padding: var(--space-3) var(--space-4); }
  .navbar-nav { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}