/* ═══════════════════════════════════════════
   Astroloop — Navbar (Minimal Modern)
   Fixed, glassmorphism on scroll, dot indicator
   ═══════════════════════════════════════════ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    background: transparent;
    transition: background var(--transition-med), backdrop-filter var(--transition-med), box-shadow var(--transition-med);
}

.navbar.scrolled {
    background: rgba(235, 235, 235, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* Logo — daha ince */
.navbar__logo {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 5px;
    user-select: none;
    text-transform: lowercase;
    transition: opacity var(--transition-fast);
}

.navbar__logo:hover {
    opacity: 0.85;
}

.navbar__logo span {
    display: inline-block;
    position: relative;
}

/* "∞" sonsuzluk SVG */
.navbar__logo .logo-loop {
    color: var(--gold);
    position: relative;
    display: inline-flex;
    align-items: center;
    vertical-align: baseline;
}

.logo-infinity {
    width: 1.5em;
    height: 0.75em;
    display: inline-block;
    vertical-align: -0.03em;
    color: var(--gold);
    filter: drop-shadow(0 0 3px var(--gold-dim));
    transition: filter var(--transition-med);
}

.navbar__logo:hover .logo-infinity {
    filter: drop-shadow(0 0 6px var(--gold-glow));
}

/* Navigasyon Menüsü */
.navbar__menu {
    display: flex;
    align-items: center;
    gap: 28px;
}

.navbar__link {
    font-family: var(--font-ui);
    font-size: 0.72rem;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    position: relative;
    padding: 6px 0;
    transition: color var(--transition-fast);
}

/* Dot indicator (underline yerine) */
.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--gold);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.navbar__link:hover {
    color: var(--text-primary);
}

.navbar__link:hover::after {
    opacity: 1;
}

.navbar__link.active {
    color: var(--text-primary);
}

.navbar__link.active::after {
    opacity: 1;
}

/* Theme Toggle Button */
.theme-toggle {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-muted);
    transition: transform var(--transition-fast), filter var(--transition-fast);
}

.theme-toggle:hover {
    transform: scale(1.1);
    filter: brightness(1.2);
}

/* Mobile Hamburger */
.navbar__hamburger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
    transition: background var(--transition-fast);
}

.navbar__hamburger:hover {
    background: rgba(255, 255, 255, 0.04);
}

.navbar__hamburger span {
    width: 18px;
    height: 1.5px;
    background: var(--text-secondary);
    border-radius: 1px;
    transition: var(--transition-fast);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        padding: 0 16px;
        height: 50px;
    }

    .navbar__logo {
        font-size: 1.1rem;
        letter-spacing: 4px;
    }

    .navbar__hamburger {
        display: flex;
        padding: 10px 8px;
    }

    .navbar__hamburger span {
        width: 20px;
        height: 2px;
    }

    .navbar__menu {
        position: fixed;
        top: 50px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(6, 9, 26, 0.95);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        padding: 16px 20px;
        gap: 4px;
        transform: translateY(-120%);
        transition: transform var(--transition-med);
        border-bottom: 1px solid var(--glass-border);
        z-index: 999;
    }

    .navbar__menu.open {
        transform: translateY(0);
    }

    .navbar__link {
        font-size: 0.82rem;
        padding: 12px 16px;
        width: 100%;
        text-align: center;
        border-radius: 8px;
        transition: background var(--transition-fast), color var(--transition-fast);
    }

    .navbar__link:hover,
    .navbar__link.active {
        background: rgba(255, 255, 255, 0.04);
    }

    .navbar__link::after {
        display: none;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 0 12px;
    }

    .navbar__logo {
        font-size: 1rem;
        letter-spacing: 3px;
    }

    .navbar__menu {
        padding: 12px 16px;
    }

    .navbar__link {
        font-size: 0.78rem;
        padding: 10px 12px;
    }
}