/* assets/css/header.css — soft, friendly sticky header */
.site-header {
  position: sticky; top: 0; z-index: 200;
  background: color-mix(in srgb, var(--bg-color) 82%, transparent);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  transition: box-shadow .25s ease;
}
.site-header.scrolled { box-shadow: 0 6px 24px rgba(0,0,0,.08); }
.navbar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  max-width: 1280px; margin: 0 auto; padding: .8rem 1.5rem;
}
/* logo */
.brand { display: flex; align-items: center; gap: .65rem; font-family: 'Plus Jakarta Sans', system-ui, sans-serif; font-size: 1.3rem; font-weight: 800; letter-spacing: -.01em; color: var(--text-main); }
.brand-mark {
  width: 40px; height: 40px; border-radius: 12px; flex-shrink: 0;
  background: var(--color-primary);
  display: flex; align-items: center; justify-content: center; color: #1a1d20;
  box-shadow: 0 4px 12px rgba(255,180,0,.35);
}
.brand em { font-style: normal; color: #c98a00; }
[data-theme="dark"] .brand em { color: var(--color-primary); }
/* links pill */
.nav-pill {
  display: flex; align-items: center; gap: .25rem;
  background: var(--bg-surface); border: 1px solid var(--border-color);
  border-radius: 999px; padding: .3rem;
}
.nav-pill a {
  padding: .55rem 1.15rem; border-radius: 999px;
  font-size: .93rem; font-weight: 600; color: var(--text-muted);
  transition: all .18s ease; white-space: nowrap;
}
.nav-pill a:hover { background: var(--bg-color); color: var(--text-main); }
.nav-pill a.active { background: #1a1d20; color: #fff; }
[data-theme="dark"] .nav-pill a.active { background: var(--color-primary); color: #1a1d20; }
/* controls */
.nav-controls { display: flex; align-items: center; gap: .7rem; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  background: var(--bg-surface); border: 1px solid var(--border-color);
  color: var(--text-main); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all .18s ease;
}
.icon-btn:hover { border-color: var(--color-primary); color: #c98a00; }
.icon-btn:hover:not(.menu-btn) { transform: rotate(12deg); }
.menu-btn:hover { transform: none; }
[data-theme="dark"] .icon-btn:hover { color: var(--color-primary); }
.icon-btn .moon { display: none; }
[data-theme="dark"] .icon-btn .sun { display: none; }
[data-theme="dark"] .icon-btn .moon { display: block; }
.btn-cta {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--color-primary);
  color: #1a1d20; font-weight: 800; font-size: .93rem;
  padding: .7rem 1.5rem; border-radius: 999px; border: none; cursor: pointer;
  box-shadow: 0 4px 14px rgba(255,170,0,.35);
  transition: all .18s ease; white-space: nowrap;
}
.btn-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(255,170,0,.45); }
.login-link { font-size: .93rem; font-weight: 600; color: var(--text-muted); padding: .6rem .8rem; border-radius: 999px; }
.login-link:hover { color: var(--text-main); background: var(--bg-surface); }
.user-chip {
  display: inline-flex; align-items: center; gap: .55rem;
  background: var(--bg-surface); border: 1px solid var(--border-color);
  border-radius: 999px; padding: .3rem 1rem .3rem .3rem;
  font-size: .88rem; font-weight: 700; color: var(--text-main);
}
.user-chip i {
  width: 30px; height: 30px; border-radius: 50%; font-style: normal;
  background: #1a1d20; color: var(--color-primary);
  display: flex; align-items: center; justify-content: center; font-size: .75rem; font-weight: 800;
}
/* verified badge next to theme toggle */
.nav-verified {
  display: inline-flex; align-items: center; gap: .45rem;
  background: color-mix(in srgb, var(--color-success) 12%, var(--bg-color));
  border: 1px solid color-mix(in srgb, var(--color-success) 30%, var(--border-color));
  color: var(--color-success);
  border-radius: 999px; padding: .35rem .7rem .35rem .45rem;
  font-size: .8rem; font-weight: 800; text-decoration: none; white-space: nowrap;
  transition: all .18s ease;
}
.nav-verified:hover {
  background: color-mix(in srgb, var(--color-success) 20%, var(--bg-color));
  border-color: var(--color-success);
}
.nav-verified svg {
  width: 14px; height: 14px; flex-shrink: 0;
}
[data-theme="dark"] .nav-verified {
  background: color-mix(in srgb, var(--color-success) 10%, var(--bg-color));
  border: 1px solid color-mix(in srgb, var(--color-success) 25%, var(--border-color));
  color: var(--color-success);
}
/* unverified / verify prompt badge */
.nav-verify {
  display: inline-flex; align-items: center; gap: .45rem;
  background: color-mix(in srgb, var(--color-primary) 12%, var(--bg-color));
  border: 1px solid color-mix(in srgb, var(--color-primary) 30%, var(--border-color));
  color: var(--color-primary);
  border-radius: 999px; padding: .35rem .7rem .35rem .45rem;
  font-size: .8rem; font-weight: 800; text-decoration: none; white-space: nowrap;
  transition: all .18s ease;
}
.nav-verify:hover {
  background: color-mix(in srgb, var(--color-primary) 20%, var(--bg-color));
  border-color: var(--color-primary-hover);
}
.nav-verify svg {
  width: 14px; height: 14px; flex-shrink: 0;
}
[data-theme="dark"] .nav-verify {
  background: color-mix(in srgb, var(--color-primary) 10%, var(--bg-color));
  border: 1px solid color-mix(in srgb, var(--color-primary) 25%, var(--border-color));
  color: var(--color-primary);
}
/* hamburger + mobile panel */
.menu-btn { display: none; }
.mobile-nav { display: none; }

@media (max-width: 900px) {
  .nav-pill { display: none; }
  .menu-btn { display: flex; }
  .nav-controls .btn-cta, .nav-controls .login-link { display: none; }
  .mobile-nav {
    display: grid; grid-template-rows: 0fr;
    transition: grid-template-rows .3s ease;
    border-top: 1px solid transparent;
  }
  .mobile-nav.open { grid-template-rows: 1fr; border-top-color: var(--border-color); }
  .mobile-nav-inner { padding: 0 1.5rem; display: grid; gap: .4rem; overflow: hidden; min-height: 0; }
  .mobile-nav.open .mobile-nav-inner { padding: 1rem 1.5rem 1.5rem; }
  .mobile-nav a.mlink {
    padding: .85rem 1.1rem; border-radius: 14px; font-weight: 600;
    background: var(--bg-surface); border: 1px solid var(--border-color);
    color: var(--text-main);
  }
  .mobile-nav a.mlink.active { border-color: var(--color-primary); background: color-mix(in srgb, var(--color-primary) 14%, var(--bg-surface)); }
  .mobile-nav .mrow { display: flex; gap: .7rem; margin-top: .4rem; }
  .mobile-nav .mrow .btn-cta { flex: 1; justify-content: center; }
}