/* ============================================
   Central Navigation — single source of truth
   Used by ALL pages (landing, about, blog, directory, etc.)
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255,255,255,0.92);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--color-border);
    height: 52px;
    letter-spacing: normal;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
    .nav { background: rgba(10,10,12,0.92); }
}

.nav-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 15px;
    color: var(--color-text);
}

.nav-logo svg {
    width: 22px;
    height: 22px;
    color: #f5a623;
}

.nav-links {
    display: flex;
    gap: 28px;
}

.nav-links a {
    font-size: 14px;
    color: var(--color-text-secondary);
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-text);
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    height: 36px;
    padding: 0 18px;
    background: var(--color-accent);
    color: #fff;
    border-radius: var(--radius-full, 9999px);
    font-size: 14px;
    font-weight: 600;
    transition: opacity 0.2s;
}

.nav-cta:hover {
    opacity: 0.85;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-auth-btn {
    display: inline-flex;
    align-items: center;
    height: 36px;
    padding: 0 16px;
    border: 1px solid var(--color-border, #e5e7eb);
    border-radius: var(--radius-full, 9999px);
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary, #6e6e73);
    transition: all 0.2s;
}

.nav-auth-btn:hover {
    border-color: var(--color-text, #1d1d1f);
    color: var(--color-text, #1d1d1f);
}

.nav-hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-hamburger span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--color-text);
    margin: 4px 0;
    border-radius: 1px;
    transition: 0.3s;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 52px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    padding: 16px 24px;
    flex-direction: column;
    gap: 12px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    z-index: 99;
}

.mobile-menu.open {
    display: flex;
}

.mobile-menu a {
    font-size: 15px;
    color: var(--color-text-secondary);
    font-weight: 500;
    padding: 4px 0;
}

/* Mobile */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-hamburger { display: block; }
    .nav-actions { display: none; }
    .nav-inner { padding: 0 16px; }
}