/* ================================================================
   LINEAR NAV
   72px sticky glassmorphic navigation bar
   Prefixed with ln- to avoid collision with existing nav.css
   ================================================================ */

#lnNav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--ln-nav-height);
    z-index: var(--ln-z-nav);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(8, 9, 10, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: none;
    transition: background 0.3s ease, border-color 0.3s ease;
}

.ln-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: var(--ln-page-max-width);
    padding: 0 var(--ln-page-padding);
    height: 100%;
}

/* Logo */
.ln-nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    text-decoration: none;
    transition: opacity var(--ln-duration-quick) ease;
}
.ln-nav-logo:hover { opacity: 0.8; }
.ln-nav-logo img {
    width: 28px;
    height: 28px;
    border-radius: 6px;
}
.ln-nav-logo span {
    font-size: 15px;
    font-weight: var(--ln-weight-semibold);
    color: var(--ln-text-primary);
    letter-spacing: -0.01em;
}

/* Desktop Links */
.ln-nav-links {
    display: flex;
    align-items: center;
    gap: 2px;
}
.ln-nav-link {
    display: flex;
    align-items: center;
    height: 28px;
    padding: 0 12px;
    border-radius: var(--ln-radius-full);
    font-size: 13px;
    font-weight: var(--ln-weight-nav);
    color: var(--ln-text-quaternary);
    text-decoration: none;
    transition: background 260ms ease,
                color var(--ln-duration-quick) ease;
    white-space: nowrap;
}
.ln-nav-link:hover {
    background: rgba(255,255,255,0.08);
    color: var(--ln-text-primary);
}
.ln-nav-link.active {
    color: var(--ln-text-primary);
}

/* CTA */
.ln-nav-cta {
    display: inline-flex;
    align-items: center;
    height: 32px;
    padding: 0 16px;
    border-radius: var(--ln-radius-full);
    font-size: 13px;
    font-weight: var(--ln-weight-medium);
    color: var(--ln-bg-primary);
    background: var(--ln-text-primary);
    text-decoration: none;
    flex-shrink: 0;
    transition: opacity var(--ln-duration-regular) ease,
                transform var(--ln-duration-regular) ease;
}
.ln-nav-cta:hover { opacity: 0.85; }
.ln-nav-cta:active { transform: scale(0.97); }

/* Right side */
.ln-nav-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Hamburger */
.ln-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    gap: 5px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}
.ln-hamburger span {
    display: block;
    width: 18px;
    height: 1.5px;
    background: var(--ln-text-primary);
    border-radius: 1px;
    transition: transform 0.3s var(--ln-ease-smooth),
                opacity 0.2s ease;
}
.ln-hamburger.open span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}
.ln-hamburger.open span:nth-child(2) {
    opacity: 0;
}
.ln-hamburger.open span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile Menu */
#lnMobileMenu {
    position: fixed;
    top: var(--ln-nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(8, 9, 10, 0.97);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: var(--ln-z-mobile-menu);
    display: flex;
    flex-direction: column;
    padding: 32px var(--ln-page-padding);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.4s var(--ln-ease-smooth),
                opacity 0.3s ease;
}
#lnMobileMenu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}
.ln-mobile-link {
    display: flex;
    align-items: center;
    padding: 16px 0;
    font-size: 16px;
    font-weight: var(--ln-weight-medium);
    color: var(--ln-text-quaternary);
    text-decoration: none;
    border-bottom: 1px solid var(--ln-border-primary);
    transition: color var(--ln-duration-quick) ease;
    min-height: 44px;
}
.ln-mobile-link:hover,
.ln-mobile-link:focus { color: var(--ln-text-primary); }
.ln-mobile-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    margin-top: 24px;
    border-radius: var(--ln-radius-full);
    font-size: 15px;
    font-weight: var(--ln-weight-medium);
    color: var(--ln-bg-primary);
    background: var(--ln-text-primary);
    text-decoration: none;
    transition: opacity var(--ln-duration-regular) ease;
}
.ln-mobile-cta:hover { opacity: 0.85; }

/* Mobile breakpoint */
@media (max-width: 768px) {
    .ln-nav-links,
    .ln-nav-cta { display: none; }
    .ln-hamburger { display: flex; }
}