/* ==========================================================================
   NAVBAR SMOOTH EXPANDABLE STYLES (No-Overlay Concept)
   ========================================================================== */

.navbar {
    background-color: rgba(11, 20, 26, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease;
}

.nav-container {
    height: 75px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1001;
}

/* --- LOGO --- */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo-icon {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.logo span span {
    color: var(--primary-color);
}

/* --- DESKTOP MENU --- */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links-wrapper {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 6px 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-main);
}

@media (min-width: 769px) {
    .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 0;
        height: 2px;
        background-color: var(--primary-color);
        transition: var(--transition);
    }
    .nav-link:hover::after,
    .nav-link.active::after {
        width: 100%;
    }
}

.btn-invite-nav {
    padding: 10px 20px;
    font-size: 0.9rem;
    border-radius: 6px;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.4rem;
    cursor: pointer;
    padding: 8px;
    transition: var(--transition);
}

/* ==========================================================================
   SMOOTH MOBILE DROP DOWN BREAKPOINT (< 768px)
   ========================================================================== */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    /* Menu tidak lagi menutupi layar, melainkan nge-drop dari bawah navbar asli */
    .nav-menu {
        position: absolute;
        top: 75px; /* Tepat di bawah batas tinggi navbar asli */
        left: 0;
        width: 100%;
        background-color: rgba(11, 20, 26, 0.98);
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0 24px 24px 24px;
        z-index: 1000;
        
        /* Animasi Transisi Tersembunyi */
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transform: translateY(-10px);
        transition: max-height 0.35s ease-in-out, opacity 0.25s ease, transform 0.3s ease;
        pointer-events: none;
    }

    /* Ketika Ditampilkan Aktif */
    .nav-menu.active {
        max-height: 400px; /* Batas tinggi ideal saat terbuka */
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav-links-wrapper {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        width: 100%;
    }

    .nav-links-wrapper .nav-link {
        width: 100%;
        padding: 16px 0;
        font-size: 1.05rem;
        font-weight: 600;
        color: var(--text-main);
        border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    }

    .nav-links-wrapper .nav-link:hover,
    .nav-links-wrapper .nav-link.active {
        color: var(--primary-color);
        padding-left: 6px;
    }

    .btn-invite-nav {
        margin-top: 20px;
        width: 100%;
        justify-content: center;
        padding: 12px;
    }
}