/* GravityTeknoloji - Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--navbar-height);
    background: var(--navbar-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-base), box-shadow var(--transition-base);
}

.navbar--scrolled {
    box-shadow: var(--shadow-sm);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 1.5rem;
}

.navbar__logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    z-index: 10;
}

.navbar__logo-img {
    height: clamp(52px, 11vw, 68px);
    width: auto;
    max-width: 200px;
    object-fit: contain;
    object-position: left center;
    filter: drop-shadow(var(--navbar-text-shadow));
    transition: transform var(--transition-base);
}

.navbar__logo:hover .navbar__logo-img {
    transform: scale(1.05);
}

.navbar__logo-fallback {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.navbar__logo-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.2rem;
    color: #fff;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
}

.navbar__logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    text-shadow: var(--navbar-text-shadow);
}

.navbar__menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.navbar__link {
    display: block;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    text-shadow: var(--navbar-text-shadow);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform: translateX(-50%);
}

.navbar__link:hover,
.navbar__link--active {
    color: var(--accent-primary);
}

.navbar__link:hover::after,
.navbar__link--active::after {
    width: 60%;
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 10;
}

.navbar__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.navbar__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.navbar__toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.navbar__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 900px) {
    .navbar__toggle {
        display: flex;
        order: 3;
    }

    .theme-toggle {
        order: 2;
        margin-left: auto;
    }

    .navbar__logo {
        order: 1;
    }

    .navbar__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(320px, 85vw);
        height: 100vh;
        flex-direction: column;
        align-items: stretch;
        padding: calc(var(--navbar-height) + 2rem) 1.5rem 2rem;
        background: var(--bg-secondary);
        border-left: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        transition: right var(--transition-base);
        gap: 0.5rem;
    }

    .navbar__menu--open {
        right: 0;
    }

    .navbar__link {
        padding: 0.875rem 1rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --navbar-height: 72px;
    }

    .navbar__logo-img {
        height: clamp(46px, 12vw, 56px);
    }

    .navbar__inner {
        gap: 0.75rem;
    }

    .navbar__menu {
        width: 100vw;
    }
}